Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuat ly cac snippets" » "thuat y cac snippets", "thuat ky cac snippets", "thuat li cac snippets", "thuat ly ca snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("thuat ly cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuat ly cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuat ly cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuat ly cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.